Ключевые слова: adventure, america, american, arizona, blue, border, canyon, caravan, country, desert, design, desolate, ensign, enter, entrance, explore, flag, geology, hoover, info, information, isolation, landscape, location, nevada, painted, red, road, rocky, rough, rugged, sign, signage, star, state, states, symbol, territory, tourism, transportation, travel, traveling, us, usa, vacation, vehicle, welcome,